说明:收录25万 73个行业的国家标准 支持批量下载
GB-T 32726-2016 土壤质量 野外土壤描述
ISO 8259 2024 Soil quality Bioaccessibility of organic and inorganic pollutants from contaminated soil and soil-like materials.pdfISO 24807 2023 Recreational diving services — Requirements for rebreather diver training.pdfISO 20263 2017 Microbeam analysis Analytical electron microscopy Method for the determination of interface position in the cross-sectional image of the layered materials.pdfISO 657-2 1989 Hot-rolled steel sections — Part 2 Unequal-leg angles — Dimensions.pdfISO 11114-5 2022 Gas cylinders — Compatibility of cylinder and valve materials with gas contents — Part 5 Test methods for evaluating plastic liners.pdfISO 15928-5 2013 Houses — Description of performance — Part 5 Operating energy.pdfISO IEC 29128-1 2023 Information security, cybersecurity and privacy protection — Verification of cryptographic protocols — Part 1 Framework.pdfISO 8254-3 2016 Paper and board — Measurement of specular gloss — Part 3 20 degree gloss with a converging beam, TAPPI method.pdfISO-TS 18621-22 2024 Graphic technology Image quality evaluation methods for printed matter Part 22 Evaluation of colour graininess.pdfISO-TR 20772 2018 Ophthalmic optics Spectacle lenses Short wavelength visible solar radiation and the eye.pdfGB-T 9089.5-2008 户外严酷条件下的电气设施 第5部分 操作要求.pdfGB-T 14316-2008 间距1.27mm绝缘刺破型端接式聚氯乙烯绝缘带状电缆.pdfGB-T 14488.2-2008 油料 杂质含量的测定.pdfGB-T 3933.3-2002 升降台铣床检验条件 精度检验 第3部分 立式铣床.pdfGB-T 17231-1998 订购单报文.pdfGB-T 10892-2021 固定的空气压缩机 安全规则和操作规程.pdfGB-T 19003-2008 软件工程 GB-T19001-2000应用于计算机软件的指南.pdfGB-T 7357-2010 船舶电气设备 系统设计 保护.pdfGB-T 30024-2020 起重机 金属结构能力验证.pdfGB-T 5621-2008 凿岩机械与气动工具 性能试验方法.pdf
